// The contract between the app and the MATLAB layer.
//
// Every lab writes its controls into params.json and reads back out.json, so
// the TypeScript side never needs to know more than "some JSON goes in, some
// JSON comes out". Individual panels narrow the output to their own shape.

/** NaN and +-Inf all cross the JSON boundary as null. */
export type Num = number | null

export type ParamValue = number | string | boolean | number[] | number[][]
export type Params = Record<string, ParamValue>

export type RunResult<T> =
  | { ok: true; data: T; output: string; ms: number }
  | { ok: false; error: string; output: string; ms: number }